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package com.actionbarsherlock.internal.widget; //from ww w. ja va 2s. c o m import android.graphics.Bitmap; import android.graphics.Canvas; import android.graphics.ColorFilter; import android.graphics.Paint; import android.graphics.drawable.ColorDrawable; import android.graphics.drawable.Drawable; /** * A version of {@link android.graphics.drawable.ColorDrawable} that respects bounds. */ public class IcsColorDrawable extends Drawable { private int color; private final Paint paint = new Paint(); public IcsColorDrawable(ColorDrawable drawable) { Bitmap bitmap = Bitmap.createBitmap(1, 1, Bitmap.Config.ARGB_8888); Canvas c = new Canvas(bitmap); drawable.draw(c); this.color = bitmap.getPixel(0, 0); bitmap.recycle(); } public IcsColorDrawable(int color) { this.color = color; } @Override public void draw(Canvas canvas) { if ((color >>> 24) != 0) { paint.setColor(color); canvas.drawRect(getBounds(), paint); } } @Override public void setAlpha(int alpha) { if (alpha != (color >>> 24)) { color = (color & 0x00FFFFFF) | (alpha << 24); invalidateSelf(); } } @Override public void setColorFilter(ColorFilter colorFilter) { //Ignored } @Override public int getOpacity() { return color >>> 24; } }